C++ (Cpp) r_binfmt_segment_new Examples

Example #1

File: bin_macho64.c Project: apcwowo/rop-tool

static void r_binfmt_macho64_load_segment(r_binfmt_s *bin, r_binfmt_macho64_segment_s *s) {
    r_binfmt_segment_s *seg;
    u64 vaddr, filesz, fileoff;
    u32 flags, initprot;

    seg = r_binfmt_segment_new();

    R_BINFMT_GET_INT(vaddr, s->vm_addr, bin->endian);
    R_BINFMT_GET_INT(filesz, s->file_size, bin->endian);
    R_BINFMT_GET_INT(fileoff, s->file_off, bin->endian);
    R_BINFMT_GET_INT(initprot, s->init_prot, bin->endian);

    flags = 0;
    if(initprot & R_BINFMT_MACHO_PROT_R)
        flags |= R_BINFMT_SEGMENT_FLAG_PROT_R;
    if(initprot & R_BINFMT_MACHO_PROT_W)
        flags |= R_BINFMT_SEGMENT_FLAG_PROT_W;
    if(initprot & R_BINFMT_MACHO_PROT_X)
        flags |= R_BINFMT_SEGMENT_FLAG_PROT_X;

    seg->addr = vaddr;
    seg->length = filesz;
    seg->start = bin->mapped + fileoff;
    seg->flags = flags;

    r_utils_list_push(&bin->segments, seg);
}

Example #2

File: bin_raw.c Project: 453483289/rop-tool

r_binfmt_err_e r_binfmt_raw_load(r_binfmt_s *bin, r_binfmt_arch_e arch) {
  r_binfmt_segment_s *seg;

  seg = r_binfmt_segment_new();

  seg->flags = R_BINFMT_SEGMENT_FLAG_PROT_X | R_BINFMT_SEGMENT_FLAG_PROT_R | R_BINFMT_SEGMENT_FLAG_PROT_W;
  seg->addr = 0;
  seg->start = bin->mapped;
  seg->length = bin->mapped_size;

  r_utils_list_push(&bin->segments, seg);


  bin->type = R_BINFMT_TYPE_RAW;
  bin->arch = arch;
  bin->endian = R_BINFMT_ENDIAN_LITTLE;


  return R_BINFMT_ERR_OK;
}

Example #3

File: bin_elf64.c Project: gdraperi/rop-tool

/* Fill bin->segments structure */
static void r_binfmt_elf64_load_segments(r_binfmt_s *bin, r_binfmt_elf64_s *elf) {
  r_binfmt_segment_s *seg;
  Elf64_Word i, p_type, p_flags, p_filesz;
  Elf64_Off p_offset;
  Elf64_Addr p_vaddr;
  Elf64_Half e_phnum;

  R_BINFMT_ASSERT(elf->ehdr != NULL);
  R_BINFMT_ASSERT(elf->phdr != NULL);

  R_BINFMT_GET_INT(e_phnum, elf->ehdr->e_phnum, bin->endian);

  for(i = 0; i < e_phnum; i++) {
    R_BINFMT_GET_INT(p_type, elf->phdr[i].p_type, bin->endian);
    R_BINFMT_GET_INT(p_flags, elf->phdr[i].p_flags, bin->endian);
    R_BINFMT_GET_INT(p_vaddr, elf->phdr[i].p_vaddr, bin->endian);
    R_BINFMT_GET_INT(p_offset, elf->phdr[i].p_offset, bin->endian);
    R_BINFMT_GET_INT(p_filesz, elf->phdr[i].p_filesz, bin->endian);

    R_BINFMT_ASSERT(r_utils_add64(NULL, p_offset, p_filesz) &&
                    p_offset + p_filesz <= bin->mapped_size);

    if(p_type == PT_LOAD) {
      seg = r_binfmt_segment_new();

      seg->flags = 0;
      if(p_flags & PF_X)
        seg->flags |= R_BINFMT_SEGMENT_FLAG_PROT_X;
      if(p_flags & PF_R)
        seg->flags |= R_BINFMT_SEGMENT_FLAG_PROT_R;
      if(p_flags & PF_W)
        seg->flags |= R_BINFMT_SEGMENT_FLAG_PROT_W;

      seg->addr = p_vaddr;
      seg->length = p_filesz;
      seg->start = bin->mapped + p_offset;

      r_utils_linklist_push(&bin->segments, seg);
    }
  }
}